82539201 has 8 divisors (see below), whose sum is σ = 110112480. Its totient is φ = 54996032.

The previous prime is 82539151. The next prime is 82539209. The reversal of 82539201 is 10293528.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82539201 - 2¹⁰ = 82538177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82539209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75 + ... + 12848.

It is an arithmetic number, because the mean of its divisors is an integer number (13764060).

Almost surely, 2^82539201 is an apocalyptic number.

It is an amenable number.

82539201 is a deficient number, since it is larger than the sum of its proper divisors (27573279).

82539201 is a wasteful number, since it uses less digits than its factorization.

82539201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15055.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 82539201 is about 9085.1087500371. The cubic root of 82539201 is about 435.3983245384.

The spelling of 82539201 in words is "eighty-two million, five hundred thirty-nine thousand, two hundred one".